| Allopurinol (measured as Oxypurinol) * |
| | . |
| REQUESTING AND COLLECTING |
| | Ordering: | | Measure when patient has been receiving allopurinol for at least 5 days |
| | before sample is collected, unless toxicity is suspected. Collect sample 6 |
| | - 9 hours after the allopurinol dose. |
| | Collection: | | Gel separator tubes should not be used. |
| Container(s): | | EDTA (5 mL purple-top) - Required |
| | . |
| | GENERAL INFORMATION |
| | Test use: | | For monitoring allopurinol treatment |
| | Availability: | | Test performed weekly (usually Thursdays). Results available after |
| | Reference Intervals: | | Plasma oxypurinol concentrations of 5-15 mg/L are generally effective |
| | in controlling hyperuricaemia. |
| | Laboratory: | | Clinical Pharmacology (8382-9184) |
| Synonyms: | | Allorin (trade name) |
| | Oxypurinol |
| | Zyloprim (trade name) |
| | Clinical Hyperlink: | | Allopurinol - SydPath Website |
| . |
| INSTRUCTIONS FOR REFERRING LABORATORIES |
| Handling and | | Centrifuge sample, store and transport plasma at 4°C |
| _______________________________________________________________________ |
| INSTRUCTIONS FOR HANDLING AT SYDPATH |
| SydPath Handling: | | SPRO: Centrifuge at 4°C, aliquot (x1). Place in SPRO fridge. |
| Mnemonic: | | OXYP |
| | GEcode: | | OXP |
| | SydPath | | Clinical Pharmacology |
| . |
| Date Published: Monday, 5 July 2010 |